The pace of play at the PGA Championship is slow as molasses. A few threesomes, however, were apparently more sluggish than the rest. One of them was the trio of Justin Thomas, Keegan Bradley and Cam Young. They were put on the clock in the second round for slow play, and when the ESPN telecast showed the official issuing the warning, Thomas and Bradley were particularly annoyed. “Just didn’t really agree with it,” Thomas, who’s at 2 under par, said after the round. “It’s hard because it’s kind of the whole time par thing. What is time par? How can time par on this course be the same when it’s blowing 25 [mph winds] and the pins are tough than if it’s not? And does time par change every day? There's just so many factors that go into it. “We were behind. I’m not—think that wasn’t our issue or being annoyed by it, it’s just the fact that we weren’t holding up the group behind us.…